3-Chloro-4,5-dihydroxybenzaldehyde
3-氯-4,5-二羟基苯甲醛
Also known as: 3-chloro-4,5-dihydroxybenzaldehyde, 5-chloro-3,4-dihydroxybenzaldehyde, 3,4-dihydroxy-5-chlorobenzaldehyde, 5-chloroprotocatechualdehyde, benzaldehyde, 3-chloro-4,5-dihydroxy-, 3-chloro-4,5-dihydroxy-benzaldehyde
3-Chloro-4,5-dihydroxybenzaldehyde (CAS 34098-18-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H5ClO3 and a molecular weight of 172.566 g/mol. It is also known as 3-chloro-4,5-dihydroxybenzaldehyde, 5-chloro-3,4-dihydroxybenzaldehyde and 3,4-dihydroxy-5-chlorobenzaldehyde. Key properties include a boiling point of 290.7±35.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 129.6±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 34098-18-5
- Jingsj CID
- J-1015932-1
- Molecular Formula
- C7H5ClO3
- Chinese Name
- 3-氯-4,5-二羟基苯甲醛
- Molecular Weight
- 172.566 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 290.7±35.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 129.6±25.9 °C |
Frequently Asked Questions
What is the CAS number of 3-Chloro-4,5-dihydroxybenzaldehyde?
The CAS number of 3-Chloro-4,5-dihydroxybenzaldehyde is 34098-18-5.
What are the molecular formula and molecular weight of 3-Chloro-4,5-dihydroxybenzaldehyde?
3-Chloro-4,5-dihydroxybenzaldehyde has molecular formula C7H5ClO3 and molecular weight 172.566 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Chloro-4,5-dihydroxybenzaldehyde (CAS 34098-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1015932-1 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.